The papal artillery fortress Civitavecchia near Rome, Italy was outfitted in 1515 with multi-angled bastions that generating overlapping fields of fire..
- Bastion - Wikipedia
A bastion or bulwark is a structure projecting outward from the curtain wall of a fortification, most commonly angular in shape and positioned at the corners. The fully developed bastion consists of two faces and two flanks with fire ... Such bastions were used, when without such a structure, the angle would be too acute.
- Bastion fort - Wikipedia
A bastion fort or trace italienne is a fortification in a style that evolved during the early modern period of gunpowder when the cannon came to dominate the battlefield. It was first seen in the mid-15th century in Italy. .... Those cannons would have a clear line of fire directly down the edge of the neighboring points, while their ...
- What Is A Bastion Fort? - WorldAtlas.com
Nov 14, 2017 - A bastion fort is a style of fortification that was first seen in Italy in the mid-15th century. ... Materials to be used had to absorb the artillery strikes. ... and other forts in the line of fire either had employed counter-siege strategies.
- Nova Scotia Archives - The Royal Engineers in Halifax
barbette battery—One with guns so mounted as to fire over the parapet. en ... Hence, bastioned-furnished with or defended by bastions. ... ramparts of a fortress, with embrasures for the defence of the place; used as a barrack, or a battery, or both. .... Of, belonging to or according to the school of the Italian architect Andrea ...